![Diver's view of PMT's [Photomultiplier tubes] [IMB neutrino research project]](https://quod.lib.umich.edu/cgi/i/image/api/thumb/bhl/BL003778/BL003778/!250,250)
Diver's view of PMT's [Photomultiplier tubes] [IMB neutrino research project]
IMB (Irvine, Michigan, Brookline), a collaboration between the University of Michigan, the University of California at Irvine, and the U.S. Department of Energy, was an experiment designed to determine the ultimate stability of matter. IMB construction image. Underwater view along bottom of "pool" showing PMT's [photomultiplier tubes] on bottom and opposite wall.
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